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Net Income Per Limited Partnership Unit - Additional Information (Detail) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Earnings Per Share [Line Items]        
Percentage of net income allocated general partner     1.00%  
Weighted average number of units outstanding to limited partners 8,751 8,751 8,751 8,751
General Partner [Member]        
Earnings Per Share [Line Items]        
Percentage of net income allocated general partner     1.00%  
Percentage of net loss allocated general partner     24.00%  
Percentage of additional losses allocated to general partner     1.00%  
Percentage of gain on sale and refinancing allocated to general partner     1.00%  
Percentage of additional gain on sale and refinancing allocated to general partner     24.00%  
Limited Partners [Member]        
Earnings Per Share [Line Items]        
Percentage of net income allocated limited partners     99.00%  
Percentage of net loss allocated limited partners     76.00%  
Percentage of additional losses allocated to limited partners     99.00%  
Percentage of gain on sale and refinancing allocated to limited partners     99.00%  
Percentage of additional gain on sale and refinancing allocated to limited partners     76.00%